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Forecast of Water Inflow of Bayueshan Tunnel in the Second Cheng -Yu Highway
Author(s): 
Pages: 225-231
Year: Issue:  3
Journal: Resources Environment & Engineering

Keyword:  成渝高速复线巴岳山隧道水文地质涌水量;
Abstract: 巴岳山隧道是成渝高速公路复线(重庆境)重要控制性工程。根据该隧道的工程地质、水文地质勘察成果,分析评价其水文地质条件,采用大气降雨法、地下迳流模数法、泉流量汇总法、地下水动力学法等多种方法预测隧道涌水量,并在此基础上,对隧道涌、突水进行评价,隧道穿越三叠系须家河组地层段,地下水主要沿裂隙、孔隙发育段及砂岩与页岩、煤层的接触带渗入隧道,有淋雨状及涌流状出水;穿越强岩溶发育地段可能发生突发性突水、突泥...
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